参考: http://www.ubuntugeek.com/how-install-sun-java-runtime-environment-jre-in-ubuntu-10-04-lucid-lynx.html
手順は次のとおり
- $ sudo add-apt-repository “deb http://archive.canonical.com/ lucid partner”
- $ sudo apt-get update
- $ sudo apt-get install sun-java6-jre